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Finding the Fourth Proportional to 547.36, 755.56 and 337.57

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Solution

The fourth proportional to 547.36, 755.56 and 337.57 is: 465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.36 : 755.56 = 337.57 : x
  2. Step 2: Convert to fraction form
    547.36/755.56 = 337.57/x
  3. Step 3: Cross multiply
    547.36x = 755.56 × 337.57
  4. Step 4: Simplify right side
    547.36x = 255,057.12
  5. Step 5: Solve for x
    x = 255,057.12/547.36
  6. Step 6: Final answer
    x = 465.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.